London’s low emission zone is working – so why are cities around the world so cautious about clean air?
London's Ultra-Low Emission Zone (ULEZ) has shown measurable success in improving children's lung health, despite facing significant political and social opposition. The article explores the tension between public health initiatives and the vested interests that often hinder similar clean air policies globally.
Why it matters
It highlights the conflict between evidence-based environmental policy and political resistance, which is a recurring theme in global climate action.
Vehicles pass by a sign indicating the new boundary of the LEZ and ULEZ expansion on August 29, 2023 in London, UK. Vehicles pass by a sign indicating the new boundary of the LEZ and ULEZ expansion on August 29, 2023 in London, UK. Low emission zones London’s low emission zone is working – so why are cities around the world so cautious about clean air? Similar initiatives have been launched from Barcelona to Bogotá, but they have misinformation, political pressure and vested interests stacked against them
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